Casey read a report that said the probability that a randomly selected american is left-handed is 14\%14%14, percent. She was curious how many left-handed students to expect in a class of 303030 students. She simulated 505050 classes of 303030 students where each student selected had a 0. 140. 140, point, 14 probability of being left-handed. Casey counted how many left-handed students were in each simulated class. Here are her results:.